Shell - Auger (2860ft WD)
Life extension analysis of the two 6.625in X 0.844in Macaroni SCRs tied back
to the Auger TLP in GB block 426 past their original 30-year design life
Developing software to process very efficiently the ~30000 current profiles,
prepare shear 7 input files, perform the analysis, and extract the results with
minimal user intervention thus reducing potential errors

BP - Atlantis (7150ft WD)
Life extension, identifying the drivers to extend the design life of the Atlantis
production SCRs, water injection SCRs, and the tie-in spools of the export
SCRs
Developing a plan of action to achieve the life extension

Chevron - Big Foot (5185ft WD)
Detailed design (strength, fatigue--WIF, VIV, and VIM, clashing, and ECA) of
the 20-inch oil export and 8-inch gas export SCRs hung off of the deepest TLP
in the World
Package engineering and delivery of the titanium stress joints, SCR porch
receptacles, strakes, anodes, coating, and special section of improved fatigue
performance at touchdown
Fatigue test program specification and management of the pipe welds
Installation, leading the interface, coordinating issue resolutions, reviewing
and approving relevant documents, and providing input to the three
installation contractors (oil export by Saipem, gas export by Technip, pick up
and hang off by Heerema)

Murphy - Thunder Bird (6000ft WD)
Review of the analysis, design, fabrication, and installation of the 5.34-inch
umbilical tying back the Thunder Bird field in GOM MC Blocks 538/582 to the
Thunder Hawk semi-submersible platform in the GOM MC Block 736. Project
was cancelled by Murphy in November 2015 due to a disappointing drilling
program results

LLOG - Otis (4435ft WD)
Package engineering and delivery of one titanium tapered stress joints for a 7-
inch production SCR tied back to the Delta House deep draft semi-submersible

Premier Oil - Sea Lion (1476ft WD)
FEED project management of design and delivery of 36 total TTRs (21 @10.
75-inch OD production, 13 @10.75-inch OD water injection, 1  @10.75-inch
gas injection, and 1 @21-inch OD drilling riser) connected to a TLP while
export is via flexible risers to an FSO
Goal was to establish a robust design, prepare component specifications,
prepare the package RFQs, technical and commercial Premier Oil in
November 2014 after 7 months of intensive engineering as the project cost
ballooned beyond the planned budget

LLOG - Delta House (4435ft WD)
Package engineering and delivery of eight titanium tapered stress joints for
one 16-inch gas export, one 12-inch oil export, two 8-inch and four 6-inch
production SCRs tied back to the Delta House deep draft semi-submersible

BP - Galapagos (6340ft WD)
Appraise and select phase riser engineering of the Galapagos development
which  comprises Isabela in MC 474, Santa Cruz in MC 563, and Santiago in
MC 519, all tied back to the Na Kika semi wet insulated high pressure (11 ksi)
SCRs. Riser base gas lift via a gas lift umbilical is used to assist production
The scope of work consisted of preparing the CTRs, performing cross  analysis
Preparing stress joints data sheets and POs
Interfacing with the project teams

BP - Dorado Field Development (3245ft WD)
Appraise, Select, Define, and Execute phase riser engineering of the Dorado
field located in VK 915 and consisting of three wells tied back in a daisy chain
configuration to the Marlin TLP via a single flowline and riser
Detailed design of the 8-inch wet insulated production riser where the scope of
work consisted of cross section design, clashing, long- and short-term VIV,
strength, WIF analysis
Preparing component specifications
Preparing design CTRs
Preparing design, fabrication, and installation verification RFQs
Interfacing with the project teams
Package engineering and delivery of the titanium stress joint and its
components--the scope of work included sizing the stress joint, preparing the
data sheet, preparing the PO, interfacing with the stress joint vendor,
providing the required specifications and inspection, and monitoring progress
Installation engineering--the scope of work included performing verification
analysis, reviewing installation contractor's documents and drawings,
answering technical queries, and advising course of action

BSEE - Deepwater Riser Fatigue Life, Modeling & Standard   Study
Report: BSEE TAP Project Number 572, Report Number  86330-20-R-RP-005
Artifex Engineering, Inc. was the principal contributor. The study addressed
industry state of the art practice with focus on the fatigue of SCRs

BP - King Subsea Pump (3245ft WD)
Design verification of the 7-inch umbilical of King filed located in MC 84 in
5500 ft WD and tied back to the Marlin TLP in VK 915 over 15 miles away. The
umbilical powers two multiphase subsea pumps setting World record for water
depth and distance
Clashing, long- and short-term VIV, strength, WIF, and installation analysis
Interfacing with the project teams

Anadarko - Genghis Khan (4300ft WD)
Design Verification CVA of the two SCRs tied back to the Marco Polo TLP
Verification of the wall thickness/cross section design, VIV, WIF, strength, and
clashing analysis

Hess - Okume/Oveng Complex (1640ft & 910ft WD)
Consulting on the Okume/Oveng complex located offshore Equatorial Guinea
which included two TLPs supporting up to 18 production and water injection
risers each, one TLP in 910 ft and the other in 1640 ft of water
Reviewing the top tension drilling riser and production risers design
methodology, design reports, and manufacturing specifications
Coordinating interface among Client/contractor (MODEC) and subcontractor
(FMC Technologies)
Monitoring riser component manufacturing progress, system integration, and
functional acceptance tests

BHPB - Shenzi (4375ft WD)
Detailed design of three umbilicals connected to a MOSES TLP located in GC
653 and comprised a gas export SCR, an oil export SCR, and up to 10
production, water injection, and gas lift SCRs
The scope of work consisted of clashing, long- and short-term VIV, strength,
and wave loading fatigue analysis

Norsk Hydro - Telemark (4600ft WD)
FEED phase design verification of the 8-inch production riser connected to a
MOSES TLP
The scope of work consisted of long- and short-term VIV, strength, and wave
loading fatigue analysis. Norsk Hydro abandoned Telemark which was later
developed by ATP oil using a MinDOC floater

Enterprise Products Partners - Independence Hub (8000ft WD)
Pre-FEED and FEED phase riser engineering of a 20-inch gas export, two 14-
inch gas import, and twelve 10-inch production SCR connected to the
Independence hub deep draft (105ft) semi-submersible located in MC 929
Establishing the feasibility of the SCRs. The detailed The scope of work
included
Establishing the maximum acceptable semi submersible motions while
maintaining a feasible steel catenary riser solution
Field and riser layout, weight budgeting, cross section design, wave loading
fatigue, VIV fatigue, HVIV fatigue, VIM fatigue, strength, clashing, and
installation analysis s
Interfacing with other project teams and the client project team
Review the client documents, advise, and provide input required to achieve a
feasible and robust riser solution
Preparing the riser detailed design scope of work, bid evaluation, and contract
award
Managing and supervising the detailed design of the SCRs

BHPB - Neptune (4250ft WD)
Design Competition of a floating system hosting two export, up to thirteen PIP
production, and one water injection SCRs
The scope of work consisted of a feasibility study of the 18-inch export and 12-
inch gas export SCRs considering two water depths, 4300 ft and 6500 ft, and
two FPSs, a mini TLP and a semi-submersible for each water depth
Neptune was eventually developed using a mini TLP installed in GC 613 in  
approximately 4250 ft water depth

Chevron - Blind Faith (6500ft WD)
Floating Production System Screening Study of two export, two PIP
production, and one water injection SCRs connected to a deep draft semi
submersible floater
The scope of work consisted of proving feasibility of the 16-inch oil export and
10-inch gas export SCRs
Blind faith was later developed using a deep draft semi submersible located in
MC 650 in approximately 6500 ft of water

BHPB - Stybarrow (2600ft WD)
Pre-feasibility engineering study (TLP development) consisting of one oil
export, one gas lift, one gas injection, one water injection, and up to four
production SCRs
The scope of work consisted of proving feasibility of the 10-inch oil export SCR

BSEE - Typhoon and Allegheny (2100ft & 3250ft WD)
Study for the BSEE (formerly MMS)
The scope of work consisted of performing response simulations of the
Typhoon and Allegheny mini TLPs to hurricane Lili and assessing simulated
versus measured responses (mainly the tendon tensions)

BP - Atlantis (7150ft WD)
Select and Define phases riser engineering of the 24-inch oil and 16-inch gas
export SCRs connected to the Atlantis PQ (production and quarters) semi-
submersible located in GC 699 and supplied by GVA (a KBR subsidiary)
where the production risers are hung-off at the pontoon level and continued to
the topside to enable coiled tubing direct access while the export SCRs feed
into and are part of the Mardi Gras transportation system
The scope of work included detailed design and code compliance including
wave loading, VIV, and HVIV fatigue, strength, clashing, and installation
Interfacing with the Client and the project teams

BP - Thunder Horse (6000ft WD)
Select and Define phases riser engineering of the 24-inch oil and 20-inch gas
export SCRs connected to the Thunder Horse PDQ (production, drilling, and
quarters) semi-submersible floater supplied by GVA and located in MC
778/822-- the World's largest semi submersible floater where the export SCRs
feed into and are part of the Mardi Gras transportation system
Scope of work is similar to that of Atlantis’

Anadarko - Nansen/Boomvang (3600ft WD)
Global dynamic response verification of the flexible risers and umbilicals
attached to the World's first truss spar floater located in East Brakes covering
blocks 602, 642, 643, and 683

Chevron - Agbami (4700ft WD)
Software development to study and process the field measured current data
into a manageable form (profiles and bins accounting for directionality)
suitable for the VIV detailed design of the riser system
Agbami was eventually developed using an FPSO located offshore Nigeria

Chevron - Typhoon (2100ft WD)
Global response verification, interference studies, cross section evaluation and
thermal degradation analysis of the flexible risers and umbilicals connected to
the Typhoon mini TLP located in GC 236/237
The TLP was damaged during hurricane Rita in 2005 and Helix Energy
Solutions redeveloped the field under the name Phoenix, replacing the TLP by
an FPO with a quick disconnect turret system, and tying back additional
adjacent fields

BP - Horn Mountain (5500ft WD)
Preliminary design of the dual casing top tensioned production risers attached
to a classic SPAR host facility located in MC 127 where the risers exited the
spar keel through a 4x4 moon pool
The preliminary design included static and dynamic global response analysis,
sizing the non-integral air cans required to provide the necessary top tension,
calculating the risers’ set down and forces on the well heads and sizing of the
tapered stress joints

Harland & Wolf - FOBOX (vessel concept)
Feasibility study of the dual casing top tensioned production risers for the
FOBOX drilling, workover and production concept vessel proposed for Gulf of
Mexico field developments; including global response and sizing of the
integral air cans providing the required top tension

Development
Assisting in the design of  brand-new Jack-up drilling rigs which incorporated
a new patented hull-to-leg locking system
The scope of work included global and local analysis of the rig in the elevated
condition, wet and dry field/ocean tow transit analysis
Evaluation of wind tunnel data from tests performed on the leg chords to
establish the drag coefficients
Stiffened plate buckling analysis of the hull structures combining local and
global stresses as per ABS Rules for Steel Vessels
SAMPLE OF OUR PROJECT EXPERIENCE
EXPERIENCE
ARTIFEX ENGINEERING INC.
ARTIFEX ENGINEERING INC